To answer this question, you need to understand what STL stands for. Let's go through each option to understand why it is correct or incorrect:
Option A) Simple Template Library - This option is incorrect because the correct expansion of STL is not "Simple Template Library."
Option B) Standard Template Library - This option is correct. STL stands for Standard Template Library. The Standard Template Library is a library in C++ that provides a collection of generic algorithms, data structures, and containers.
Option C) Static Type Library - This option is incorrect because the correct expansion of STL is not "Static Type Library."
Option D) Single Type-based Library - This option is incorrect because the correct expansion of STL is not "Single Type-based Library."
The correct answer is B) Standard Template Library.